CALGARY -- Calgary police are investigating after a man was found dead inside a home in the southeast community of Radisson Heights Friday night.

Officers were called to the home, on Ninth Avenue S.E., at about 9:30 p.m. after a caller reported two men were in an argument.

When they got to the scene, they discovered the body of one of the men. The victim was in his 40s.

Members of the Homicide Unit have been called in because the death is being considered suspicious.

The other occupant of the unit, a 39-year-old man, was still at the scene and was arrested.

There are no details as to the cause of death and the identity of the victim has not been released.

Anyone with information about this incident is asked to contact police or Crime Stoppers.